a human arm with an image of a stretchable sensor placed on the wrist

a human arm with an image of a stretchable sensor placed on the wrist

a human arm with an image of a stretchable sensor placed on the wrist, the sensor is sending signals to a cell phone placed to the right of the arm

An international team of researchers, led by Huanyu “Larry” Cheng, Dorothy Quiggle Career Development Professor in the Penn State Department of Engineering Science and Mechanics, has developed a stretchable antenna and rectenna system that harvests energy from radio waves in the ambient environment to power wearable devices.

IMAGE: provided by Larry Cheng